389738670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{302123}}^1$

素因数の和:302176

約数の個数: 32

約数和(自身を含む): 957128832

約数和(自身を除く): 567390162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 302123, 604246, 906369, 1510615, 1812738, 3021230, 4531845, 9063690, 12991289, 25982578, 38973867, 64956445, 77947734, 129912890, 194869335, 389738670]

約数ペア:

[(1, 389738670), (2, 194869335), (3, 129912890), (5, 77947734), (6, 64956445), (10, 38973867), (15, 25982578), (30, 12991289), (43, 9063690), (86, 4531845), (129, 3021230), (215, 1812738), (258, 1510615), (430, 906369), (645, 604246), (1290, 302123)]